CN102430642A - Molding process of progressive die of high temperature alloy sheet metal component with high flanging hole - Google Patents
Molding process of progressive die of high temperature alloy sheet metal component with high flanging hole Download PDFInfo
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- CN102430642A CN102430642A CN2011102782071A CN201110278207A CN102430642A CN 102430642 A CN102430642 A CN 102430642A CN 2011102782071 A CN2011102782071 A CN 2011102782071A CN 201110278207 A CN201110278207 A CN 201110278207A CN 102430642 A CN102430642 A CN 102430642A
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Abstract
The invention relates to a molding process of a progressive die of a high temperature alloy sheet metal component with a high flanging hole is disclosed, comprising the steps of: punching a positioning hole; compressing; stretching; punching a small hole; preparing a chamfer; flanging; correcting; and cutting and forming. Compared with prior art, the invention adopts the molding process of the progressive die for continuously production to improve the work efficiency by times. The positioning hole is machined at the position close to the side edge on a strip to form a uniform positioning standard, thereby improving the positioning precision and ensuring the quality and consistency of products. In prior art, work finished by a plurality of devices is finished by one punching device, thereby saving the devices and labor occupied, reducing the production cost and meeting the requirements of batch production.
Description
Technical field
The present invention relates to the moulding process of sheet metal component, particularly the progressive die moulding process of the high temperature alloy sheet metal component of band high flanging hole.
Background technology
High-temperature alloy material is meant under temperature more than 650 ℃, to have certain mechanical property and alloy anti-oxidant, decay resistance.At present; A large amount of sheet metal components that formed by this kind material that adopt in Aeronautics and Astronautics equipment for guaranteeing the security of equipment, have strict requirement to the attenuate and the crackle of such sheet metal component in process; And the sheet metal process type of high-temperature alloy material itself is poor; Easy of crack in technical process such as bending, punching or stretching, when having high flanging hole on the sheet metal component, its moulding difficulty is bigger.At present, the normal moulding process that adopts of the high temperature alloy sheet metal component of band high flanging hole is: plate cutting 1; Tablet is heated 2 in stove, carry out stretching 3 the first time, heat 4 again, carry out stretching 5 the second time, heating and the number of times that stretches are confirmed according to the height in flange hole, have three times, four times even more times; After the last heating 6, carry out moulding and proofread and correct 7; Proofread and correct the bottom of afterwards excising stretched portion, promptly cut the end 8, form high flanging hole with mach mode; Last cutting goes out the outline of product, forms final products, promptly cuts contoured 9.This moulding process is as shown in Figure 2.
The problem that above-mentioned moulding process exists has the following aspects:
1, owing to be made up of the processing step that heat, stretches, cuts the end and cut profile, make part and on distinct device, turn round, can not form the quantity-produced mode, make production process take more manual work and equipment, the manufacturing processing cost is higher.
2, owing to there is heating process, or even heating for multiple times, causes inter process time to wait longer, and then limited the production efficiency of sheet metal component.
3, fix owing to adding the clamping that on distinct device and same equipment, carries out repeatedly man-hour; In the whole machining process process, do not form consistent positioning reference, consistency of product is poor when causing producing in batches, precision is low, in addition; The control of the length of heat time heating time and temperature can not accurately guarantee in heating process; Human factor is many, and cause defective and have the product of cracking hidden danger to be not easy control causes that the quality of production of product is difficult to guarantee, the qualification rate of product is low.
Summary of the invention
The present invention is the progressive die moulding process of the high temperature alloy sheet metal component of the band high flanging hole that solves the technical problem that exists in the known technology and provide a kind of and reduce production costs, enhance productivity, guarantee product quality and uniformity and be suitable for product lot quantity and produce.
The technical scheme that the present invention takes for the technical problem that exists in the solution known technology is:
A kind of progressive die moulding process of the high temperature alloy sheet metal component with high flanging hole is characterized in that: comprise following operation:
1) strip is placed on the workbench of pressing equipment, on strip near the position punching out locating hole of dual-side;
2) will move to down second operation towards the strip of intact locating hole, be positioning reference with the locating hole, on strip, suppresses the impression consistent with the outline of prefabricated sheet metal component;
3) strip behind the die mould being moved to the 3rd operation, is positioning reference with the locating hole, on strip, stretches according to design attitude in the die mould profile, forms the drum that rises of certain altitude;
4) will form the strip that rouses that stretches and move to the 4th operation, be positioning reference with the locating hole, at the drum drum middle part punching small holes at the end that stretches;
5) strip after the punching being moved to the 5th operation, is positioning reference with the locating hole, on the burr face of aperture, does chamfering;
6) strip that will finish chamfering moves to the 6th operation, is positioning reference with the locating hole, flange is carried out at the bulging bulging end that stretches handle, and forms high flanging hole;
The strip that 7) will form high flanging hole moves to the 7th operation, is positioning reference with the locating hole, and other profiles that high flanging hole is outer are carried out treatment for correcting, reaches the designing requirement to sheet metal component;
8) strip after will proofreading and correct moves to the 8th operation, is positioning reference with the locating hole, and the impression that forms according to second operation carries out cutting, and this part is separated with the strip matrix, forms final sheet metal component.
The technical scheme that the present invention can also take is:
Said second operation is made up of several sub-operations.
Said the 3rd operation is made up of several sub-operations.
Advantage and good effect that the present invention has are:
Adopt the progressive die moulding process, compared with prior art, form the quantity-produced mode, the several times of increasing work efficiency; On strip,, form unified positioning reference, improved positioning accuracy, guarantee the quality and the uniformity of product near the position processing locating hole of side; The work of being accomplished by several equipment in the prior art is accomplished by a pressing equipment, has saved equipment and artificial taking, and has reduced production cost, satisfies the requirement of mass production.
Description of drawings
Fig. 1 is a process flow diagram of the present invention;
Among the figure: 1, punching out locating hole; 2, die mould; 3, stretch; 4, punching small holes; 5, do chamfering; 6, flange; 7, proofread and correct; 8, cut off moulding.
Fig. 2 is the process flow diagram of prior art.
Among the figure: 1, plate cutting; 2, heating; 3, first stretch; 4, heating again; 5, stretch for the second time; 6, last heating; 7, moulding is proofreaied and correct; 8, cut at the end; 9, cut contoured.
The specific embodiment
For further understanding summary of the invention of the present invention, characteristics and effect, the following examples of giving an example now, and conjunction with figs. specifies as follows:
See also Fig. 1, a kind of progressive die moulding process of the high temperature alloy sheet metal component with high flanging hole comprises following operation:
1) the punching out locating hole 1, and the strip that is about to make sheet metal component places on the workbench of pressing equipment, on strip near the position punching out locating hole of dual-side;
2) die mould 2, and the strip that has soon dashed locating hole moves to down second operation, are positioning reference with above-mentioned locating hole; On strip, suppress the impression consistent with the outline of prefabricated sheet metal component; Concrete, according to the design feature of sheet metal component outline, can be on a station or a plurality of continuous station form the impression of outlines; When the sheet metal component outline need be accomplished on a plurality of continuous stations, this operation was made up of several sub-operations;
3) stretch 3, soon the strip behind the die mould moves to the 3rd operation, is positioning reference with above-mentioned locating hole; On strip, stretch according to design attitude in the die mould profile, form the drum that rises of certain altitude, concrete; Play the equal diameters of high flanging hole on diameter that tympanic part divides and the sheet metal component, according to the difference of high flanging hole height value, can form on the station or on a plurality of continuous station bulging; When needs had been accomplished drum on a plurality of continuous stations, this operation was made up of several sub-operations;
4) punching small holes 4, and the strip that is about to formation stretching drum moves to the 4th operation, is positioning reference with the locating hole; At the drum drum middle part punching small holes at the end that stretches, concrete, the height that high flanging hole is made to the distance on drum base and the drum height sum and waiting of stretching in the limit, hole is consistent; Promptly for the flange hole of sustained height, when the stretching drum of making is higher, can suitably strengthen the diameter of aperture; When the stretching drum of making is shorter, can suitably reduce the diameter of aperture;
5) do chamfering 5, the strip after the punching soon moves to the 5th operation, is positioning reference with the locating hole; On the burr face of aperture, do chamfering, concrete, behind punching small holes; Two sides at the drum end forms euphotic belt and fracture belt respectively near the position on aperture limit, on the flange hole, forms cracking when avoiding follow-up flange, guarantees the Forming Quality of high flanging hole; Be to do chamfering on the burr face of aperture in said fracture belt position, be used for eliminating fracture belt;
6) flange 6, and the strip that is about to finish chamfering moves to the 6th operation, is positioning reference with the locating hole, flange is carried out at the bulging bulging end that stretches handle, and form high flanging hole;
7) proofread and correct 7, the strip that is about to form high flanging hole moves to the 7th operation, is positioning reference with the locating hole, and other profiles that high flanging hole is outer are carried out treatment for correcting, reaches the designing requirement to sheet metal component;
8) cut off moulding 8, the strip after being about to proofread and correct moves to the 8th operation, is positioning reference with the locating hole, and the impression that forms according to second operation carries out cutting, and this part is separated with the strip matrix, forms final sheet metal component.
In actual production process,, can between adjacent operation, idle station be set for the installation of satisfying mould and the moulding of being convenient to sheet metal component.
The high temperature alloy sheet metal component of above-mentioned band high flanging hole adopts the progressive die moulding process, in the one stroke of pressing equipment, accomplishes the punch process of eight operations simultaneously, forms the quantity-produced mode, and this moulding process compared with prior art has following characteristics:
1, owing to adopt the quantity-produced mode, shortened the stand-by period of inter process, than the existing molding mode several times of enhancing productivity;
2, be unified positioning reference with locating hole, improved positioning accuracy, eliminate artificial position error, guarantee the quality and the uniformity of product, cancelled heating process in addition, guarantee product state consistency in manufacturing process;
3, with several covers independently mould merge into a mold; Cancel heating process simultaneously, only needed a pressing equipment just can accomplish the processing of whole operation, and then saved equipment and artificial taking; Reduce production cost, satisfied the requirement of mass production simultaneously.
Claims (3)
1. progressive die moulding process with the high temperature alloy sheet metal component of high flanging hole is characterized in that: comprise following operation:
1) strip is placed on the workbench of pressing equipment, on strip near the position punching out locating hole of dual-side;
2) will move to down second operation towards the strip of intact locating hole, be positioning reference with the locating hole, on strip, suppresses the impression consistent with the outline of prefabricated sheet metal component;
3) strip behind the die mould being moved to the 3rd operation, is positioning reference with the locating hole, on strip, stretches according to design attitude in the die mould profile, forms the drum that rises of certain altitude;
4) will form the strip that rouses that stretches and move to the 4th operation, be positioning reference with the locating hole, at the drum drum middle part punching small holes at the end that stretches;
5) strip after the punching being moved to the 5th operation, is positioning reference with the locating hole, on the burr face of aperture, does chamfering;
6) strip that will finish chamfering moves to the 6th operation, is positioning reference with the locating hole, flange is carried out at the bulging bulging end that stretches handle, and forms high flanging hole;
The strip that 7) will form high flanging hole moves to the 7th operation, is positioning reference with the locating hole, and other profiles that high flanging hole is outer are carried out treatment for correcting, reaches the designing requirement to sheet metal component;
8) strip after will proofreading and correct moves to the 8th operation, is positioning reference with the locating hole, and the impression that forms according to second operation carries out cutting, and this part is separated with the strip matrix, forms final sheet metal component.
2. according to the progressive die moulding process of the high temperature alloy sheet metal component of the said band high flanging hole of claim 1, it is characterized in that: said second operation is made up of several sub-operations.
3. according to the progressive die moulding process of the high temperature alloy sheet metal component of the said band high flanging hole of claim 1, it is characterized in that: said the 3rd operation is made up of several sub-operations.
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| CN2011102782071A CN102430642A (en) | 2011-09-19 | 2011-09-19 | Molding process of progressive die of high temperature alloy sheet metal component with high flanging hole |
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| CN2011102782071A CN102430642A (en) | 2011-09-19 | 2011-09-19 | Molding process of progressive die of high temperature alloy sheet metal component with high flanging hole |
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| CN102794351A (en) * | 2012-05-15 | 2012-11-28 | 上海申驰实业有限公司 | Hole drawing and equal thickness machining technology for plate |
| CN102974674A (en) * | 2012-08-17 | 2013-03-20 | 苏州吴中经济开发区搏宇模具加工厂 | Working method of mobile phone lens support frame continuous punching die |
| CN102989876A (en) * | 2012-08-17 | 2013-03-27 | 苏州吴中经济开发区搏宇模具加工厂 | Continuous punching die for mobile phone lens |
| CN103465024A (en) * | 2013-09-13 | 2013-12-25 | 茂森精艺金属(苏州)有限公司 | Multi-step extrusion molding method |
| CN103611805A (en) * | 2013-11-20 | 2014-03-05 | 江苏荣腾精密组件科技股份有限公司 | Punching stretching tool |
| CN104014692A (en) * | 2014-05-26 | 2014-09-03 | 通用模具工业（吴江）有限公司 | Process for solving wrinkling problem of metal plate with flanging edge based on finite element analysis |
| CN104028975A (en) * | 2014-06-21 | 2014-09-10 | 梧州恒声电子科技有限公司 | Improved process for manufacturing circular flanged basin frames |
| CN104043728A (en) * | 2014-06-19 | 2014-09-17 | 梧州恒声电子科技有限公司 | Circular basin stand production process |
| CN104056898A (en) * | 2014-05-26 | 2014-09-24 | 太仓兴锋脚轮有限公司 | Caster drive plate punch forming equipment |
| CN104096754A (en) * | 2014-05-26 | 2014-10-15 | 太仓兴锋脚轮有限公司 | Punch forming equipment for trundle driving plate |
| CN104096753A (en) * | 2014-05-26 | 2014-10-15 | 太仓兴锋脚轮有限公司 | Punch forming equipment for trundle driving plate |
| CN104096756A (en) * | 2014-05-26 | 2014-10-15 | 太仓兴锋脚轮有限公司 | Castor driving plate punching molding equipment |
| CN104259285A (en) * | 2014-07-28 | 2015-01-07 | 中航湖南通用航空发动机有限公司 | Forming method and fixture of check ring of combustion chamber of aero-engine |
| CN104550441A (en) * | 2014-12-17 | 2015-04-29 | 天津市津荣天宇精密机械有限公司 | Blanking forming technical method for processing step holes by adopting smooth feeding mold |
| CN106271474A (en) * | 2016-08-30 | 2017-01-04 | 中精集团有限公司 | A kind of processing technique of automobile gearbox gear former |
| CN106493217A (en) * | 2015-09-08 | 2017-03-15 | 哈尔滨飞机工业集团有限责任公司 | A kind of manufacturing process of extending of Aluminum Alloy Tube support |
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| CN108405774A (en) * | 2018-05-14 | 2018-08-17 | 四川长虹空调有限公司 | Metal plate thin material connection flange hole forming method and flanging bore semi-finished product structure |
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| CN109433921A (en) * | 2018-12-06 | 2019-03-08 | 天津市津兆机电开发有限公司 | The progressive die and production technology of triangle sheet metal component |
| CN111216307A (en) * | 2020-01-14 | 2020-06-02 | 东莞市巨唯电子科技有限公司 | Production process of ultrathin mobile phone backlight iron shell |
| CN114309280A (en) * | 2020-10-09 | 2022-04-12 | 上海良信智能电工有限公司 | Stamping process of reinforced conjoined iron frame |
| CN112719061A (en) * | 2020-12-03 | 2021-04-30 | 重庆伟汉汽车部件有限公司 | Forming process of small hole with chamfered surface in inward-flanged orifice on shell of electric control booster |
| CN112719061B (en) * | 2020-12-03 | 2022-09-06 | 重庆伟汉汽车部件有限公司 | Forming process of small hole with chamfered surface in inward-flanged orifice on shell of electric control booster |
| CN113634680A (en) * | 2021-06-11 | 2021-11-12 | 苏州铭峰精密机械有限公司 | Forming method of automobile antenna support |
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Application publication date: 20120502 |